Answer:
231
Step-by-step explanation:
7x21=147
6x17=102
147+102=249
249-18=231
Answer: Letter D 7x21+6x17-18
Bye yw!
Answer:
y = -2x - 5
Step-by-step explanation:
to get the equation into slope-intercept form, you need to get y by itself and to to that you subtract 2x from the left side and -5 stas negative 5 cuz you didnt do anything to it so it would be y = -2x -5
The given expression
is true
<h3>Proving trigonometry identity</h3>
Given the expression

Note that:
- cotθ = cosθ/sinθ
- cosecθ = 1/sinθ
Substituting the given parameters into the formula;

Find the LCM of both the numerator and denominator

Divide the result to have:

Learn more on proofs of trigonometry identity here: brainly.com/question/7331447
Two fractions between 3/5 and 4/5 are 13/20 and 11/15